%0 Journal Article %A Ru-Shuo Sheu and Han-Hsin Chou and Te-Shyang Tan %D 2012 %J International Journal of Mathematical and Computational Sciences %B World Academy of Science, Engineering and Technology %I Open Science Index 68, 2012 %T Periodic Storage Control Problem %U https://publications.waset.org/pdf/3555 %V 68 %X Considering a reservoir with periodic states and different cost functions with penalty, its release rules can be modeled as a periodic Markov decision process (PMDP). First, we prove that policy- iteration algorithm also works for the PMDP. Then, with policy- iteration algorithm, we obtain the optimal policies for a special aperiodic reservoir model with two cost functions under large penalty and give a discussion when the penalty is small. %P 1056 - 1059